Mazda na-aga n'ihu na mmepe nke teknụzụ Skyactiv na petrol na mmanụ dizel. Chọpụta otu 1.5 Skyactiv D kacha ọhụrụ ga-apụta na Mazda 2 na-esote.
Mgbe ngọngọ 2.2 Skyactiv D gasịrị, enwere ugbu a obere nwanne, 1.5 Skyactiv D, nke nwere akara mpụta mbụ ya na Mazda 2 n'ọdịnihu.
Igwe ọhụrụ a sitere na Mazda nwere teknụzụ Skyactiv ezutelarị ụkpụrụ EURO 6 siri ike, ma na-eme ya na-enweghị sistemu catalysis ọ bụla. Mana iji nweta nsonaazụ ndị a, Mazda chere ọtụtụ nsogbu ihu na-egbochi ikike nke ọrụ ụgbọ ala Diesel.
Agbanyeghị, nsonaazụ enwetara, site na iji turbocharger geometry na-agbanwe agbanwe na ihe mmetụta ntụgharị ntụgharị, yana intercooler jụrụ oyi, na-eju akara Japanese nke ọma. Nke abụọ, ọ ga-emeziwanye arụmọrụ na nzaghachi nke ngọngọ Diesel 1.5. Mazda kwenyere na ọ ga-enwe injin diesel oriri kacha ala na klaasị ya.
Ihe mgbochi 1.5 Skyactiv D na-enye onwe ya mgbanwe nke 1497cc na 105 horsepower na 4000rpm, oke ike nke 250Nm na-apụta dị ka 1500rpm ma na-anọgide na-adịgide adịgide ruo nso 2500rpm, ihe niile nwere CO₂ emissions nke dị 90g/km.
Ma iru ndị a ụkpụrụ, ọ bụghị ihe niile bụ rosy na Mazda chere ọtụtụ teknuzu nsogbu. A meriri nsogbu ndị dị ka ika ahụ si dị, site na iji teknụzụ kachasị ọhụrụ. Mana ka anyị gaa n'akụkụ, iji kpughee ihe ịma aka niile Mazda meriri iji mepụta injin 1.5 Skyactiv D.
Kedu ka o si kwe omume imeri ụkpụrụ gburugburu ebe obibi na-achọsi ike na-enweghị mkpa ọgwụgwọ catalytic?
Ihe mgbochi mmanụ dizel na-arụkarị ọrụ n'ọnụọgụ mkpakọ, dị elu karịa ngọngọ mmanụ ụgbọala. Nke a bụ n'ihi kpọmkwem nke mmanụ dizel combustion, nke na-agbapụta na nrụgide dị elu ma ghara ịgbawa dị ka mmanụ ụgbọala, ma na-ejide ọkụ.
Okwu a na-aghọ nsogbu karịsịa, ebe ọ bụ na n'ihi oke mkpakọ dị elu, mgbe piston dị na TDC (n'elu nwụrụ anwụ center), mgbanye na-emekarị tupu mkpokọta na ngwakọta dị n'etiti ikuku na mmanụ ụgbọala, na-eme ka e guzobe NOx gas na mmanụ ọkụ. ihe ndị na-emetọ ihe. Ịkwụsị ịgbanye mmanụ ọkụ, mgbe ị na-enyere aka na okpomọkụ na nrụgide, na-ebute akụnụba ka njọ na ya mere oriri dị elu.
Mazda, maara nke nsogbu ndị a, agbanyeghị kpebiri nzọ na mbenata mkpakọ ruru nke ya Diesel Skyactiv blocks, na mkpakọ ruru 14.0: 1 - a pụtara ìhè ala uru maka a dizel ngọngọ, ebe nkezi bụ gburugburu 16.0: 1. N'iji ngwọta a, na-eji pistons sitere na ọnụ ụlọ combustion kpọmkwem, ọ ga-ekwe omume ibelata okpomọkụ na nrụgide na cylinders 'PMS, si otú ahụ na-eme ka ngwakọta ahụ dịkwuo mma.
N'ịbụ onye edoziziri nsogbu a, nsogbu akụ na ụba mmanụ ka ka a ga-edozi, ya mere Mazda malitere ime anwansi nke ngwá electronic. N'ikwu ya n'ụzọ ọzọ, maapụ ịgba ntụtụ nwere algọridim dị mgbagwoju anya nwere ike ịrụpụta ngwakọta tupu agwakọta, na ngọngọ nwere ọnụego mkpakọ dị ala. Na mgbakwunye na mmetụta bara uru na combustion, mbelata nke mkpakọ mkpakọ mere ka o kwe omume ibelata ibu nke ngọngọ, n'ihi na ọ bụ n'okpuru obere nrụgide dị n'ime, si otú ahụ na-eme ka oriri na ngwa ngwa nke nzaghachi nke engine.
Kedu ka Mazda siri dozie nsogbu mmalite oyi na mgbanye ọkụ na-ekpo ọkụ na obere mkpakọ?
Ndị a bụ nsogbu abụọ ndị ọzọ na-ebute oke mkpakọ dị ala nke ngọngọ. Site na oke mkpakọ dị ala, ọ na-esiwanye ike ịkwalite nrụgide zuru oke na okpomọkụ maka mmanụ ọkụ na-enwu. N'aka nke ọzọ, mgbe ngọngọ ahụ na-ekpo ọkụ, oke mkpakọ dị ala na-eme ka ntụpọ ọkụ ọkụ na-esiri ECU ike ijikwa.
Ọ bụ n'ihi okwu ndị a ka Mazda kpebiri ịgụnye na 1.5 Skyactiv D ngọngọ, ndị ọhụrụ Piezo injectors na 12-oghere nozzles, na-enye ohere dị iche iche nke injection na ọnọdụ ọrụ n'ime obere oge dị mkpirikpi, na-achịkwa ịrụ ọrụ kachasị nke 9 injections kwa. okirikiri , na-enye ohere ịchịkwa ntinye nke ngwakọta, na-edozi nsogbu nke mmalite oyi.
Na mgbakwunye na usoro ntinye isi nke 3 (tupu injection, isi injection na post-injection) ndị a Piezo injectors nwere ike ịrụ ọtụtụ usoro dị iche iche dịka ọnọdụ ikuku na ibu engine.
Emebere mgbanye onwe ya, site na iji oge valvụ na-agbanwe agbanwe. Ngwunye ikuku na-emeghe ntakịrị n'oge oge oriri, na-ekwe ka ikuku ikuku na-emegharịghachi azụ n'ime ụlọ combustion, na-eme ka okpomọkụ dịkwuo elu, na-emepụtaghị ihe nrụgide, ebe ọ bụ na Diesel na-egbochi okpomọkụ na-ebili n'ime ụlọ combustion. na-akwụ ụgwọ maka iji oke mkpakọ dị elu, nke n'aka nke ya na-emepụta spikes nrụgide siri ike ịchịkwa.